131 lines
3.8 KiB
C
131 lines
3.8 KiB
C
#ifndef SERIAL_CONTROL_H
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#define SERIAL_CONTROL_H
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#include <stdint.h>
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#include "main.h"
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#include "connector.h"
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/* Read-only commands */
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#define CMD_GET_INFO 0x01
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#define CMD_ISOLATION_STATUS 0x01 /* UART5 isolation block packet */
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#define CMD_GET_GBT_STATUS 0x02
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#define CMD_GET_CCS_STATUS 0x03
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#define CMD_GET_LOG 0x50
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#define CMD_GET_LOG_CONTINUE 0x51
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/* GBT control commands */
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#define CMD_GBT_CC_ENABLE 0x10
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#define CMD_GBT_STOP 0x11
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#define CMD_GBT_SET_SOC 0x12
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#define CMD_GBT_SET_REQUEST 0x13
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#define CMD_GBT_SET_VIN 0x18
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/* CCS control commands */
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#define CMD_CCS_SET_STATE 0x20
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#define CMD_CCS_ENABLE_LOAD 0x24
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/* Response codes */
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#define RESP_SUCCESS 0x12
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#define RESP_FAILED 0x13
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#define RESP_INVALID 0x14
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#define MAX_TX_BUFFER_SIZE 256
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#define MAX_RX_BUFFER_SIZE 256
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#define CRC32_POLYNOMIAL ((uint32_t)0xEDB88320)
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typedef struct __attribute__((packed)) {
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uint8_t command;
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uint8_t argument_length;
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void *argument;
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} ReceivedCommand_t;
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typedef enum {
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SC_SOURCE_UART2 = 0,
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SC_SOURCE_UART5 = 1,
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} SC_Source_t;
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typedef struct __attribute__((packed)) {
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uint8_t isolationStatus;
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uint16_t isolationResistance;
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int16_t voltageHigh;
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int16_t voltageLow;
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int16_t voltageComm;
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} IsolationStatusPacket_t;
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typedef struct __attribute__((packed)) {
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uint16_t requestedVoltage; /* 1V/bit */
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uint16_t requestedCurrent; /* 0.1A/bit */
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} EvSetLimits_t;
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typedef struct __attribute__((packed)) {
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uint16_t measuredVoltage; /* 1V/bit */
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uint16_t measuredCurrent; /* 0.1A/bit */
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} EvSetMeasured_t;
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typedef struct __attribute__((packed)) {
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uint8_t connector_type; /* 0x01 (GBT) */
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uint16_t requestedVoltage; /* V */
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uint16_t requestedCurrent; /* 0.1A/bit */
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uint16_t measuredVoltageSE; /* V */
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uint16_t measuredCurrentSE; /* 0.1A/bit */
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uint16_t measuredVoltage; /* 1V/bit */
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uint16_t measuredCurrent; /* 0.1A/bit */
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uint8_t cc_enabled;
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uint8_t contactorEnabled;
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CONN_Error_t chargingError;
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uint8_t EvseConnected;
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uint8_t soc; /* % */
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uint8_t vin[17];
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uint8_t cc_state;
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uint8_t logs_available;
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CONN_State_t connState;
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} GBT_MonitorPacket_t;
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typedef struct __attribute__((packed)) {
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uint8_t connector_type; /* 0x02 (CCS) */
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uint16_t measuredVoltage; /* 1V/bit */
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uint16_t measuredCurrent; /* 0.1A/bit */
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uint8_t cp_enabled;
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uint8_t contactorEnabled;
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CONN_Error_t chargingError;
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uint8_t EvseConnected;
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uint8_t soc; /* % */
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uint8_t cp_state; /* A/B/C/D/E/... enum value */
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uint8_t cp_pwm_duty; /* % */
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CONN_State_t connState;
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} CCS_MonitorPacket_t;
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typedef struct __attribute__((packed)) {
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uint16_t serialNumber;
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uint8_t boardVersion;
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uint8_t stationType;
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uint16_t fw_version_major;
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uint16_t fw_version_minor;
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uint16_t fw_version_patch;
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} InfoPacket_t;
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typedef struct SerialControl_t SerialControl_t;
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struct SerialControl_t {
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uint8_t tx_buffer[MAX_TX_BUFFER_SIZE];
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uint8_t rx_buffer[MAX_RX_BUFFER_SIZE];
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volatile ReceivedCommand_t received_command;
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volatile uint8_t command_ready;
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volatile uint8_t response_pending;
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volatile uint8_t response_code;
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volatile uint32_t tx_tick;
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};
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void SC_Init(void);
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void SC_Task(void);
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void SC_SendPacket(const uint8_t *payload, uint16_t payload_len, uint8_t response_code);
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void SC_CommandHandler(ReceivedCommand_t *cmd);
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extern SerialControl_t serial_control;
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extern GBT_MonitorPacket_t gbtMonitorPacket;
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extern CCS_MonitorPacket_t ccsMonitorPacket;
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extern InfoPacket_t infoPacket;
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extern IsolationStatusPacket_t ISO;
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extern volatile SC_Source_t g_sc_command_source;
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#endif /* SERIAL_CONTROL_H */
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